Fig. 2

a Total body length (BL; mean ± SD μm) of adult Limnocalanus macrurus and frequency (F %) of adults with no oil sacs, b concentration (WE μg/ind.; mean ± SD) and percentage (WE % DW; mean ± SD) of wax esters in adult L. macrurus at different dates in 2013 and 2014 in the southern Bothnian Sea. Total number of individuals examined each year is shown at the top of the columns